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Cheap flights from Sioux City to Phoenix from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux City to Phoenix departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sioux City to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:10 am - 3:19 pm
SUX
-
PHX
9h 09m
1 stop
United Airlines Logo
4:25 pm - 11:41 pm
PHX
-
SUX
5h 16m
1 stop
$359United Airlines
Thu, Jul 23 - Thu, Jul 30
United Airlines Logo
6:30 pm - 9:59 pm
SUX
-
PHX
5h 29m
1 stop
United Airlines Logo
4:21 pm - 11:44 pm
PHX
-
SUX
5h 23m
1 stop
$382United Airlines
Thu, Jun 11 - Mon, Jun 15
United Airlines Logo
8:10 am - 3:14 pm
SUX
-
PHX
9h 04m
1 stop
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$394United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
11:32 am - 4:35 pm
SUX
-
PHX
7h 03m
1 stop
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$449United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
11:32 am - 11:30 pm
SUX
-
PHX
13h 58m
2 stops
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$459United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
11:32 am - 11:30 pm
SUX
-
PHX
13h 58m
3 stops
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$464United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
6:30 pm - 9:59 pm
SUX
-
PHX
5h 29m
1 stop
United Airlines Logo
10:06 am - 11:44 pm
PHX
-
SUX
11h 38m
2 stops
$468United Airlines
Thu, Jun 11 - Mon, Jun 15
United Airlines Logo
11:32 am - 10:06 am
SUX
-
PHX
24h 34m
2 stops
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$497United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
11:32 am - 9:39 pm
SUX
-
PHX
12h 07m
2 stops
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$515United Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
11:32 am - 11:30 pm
SUX
-
PHX
13h 58m
3 stops
United Airlines Logo
6:50 am - 5:53 pm
PHX
-
SUX
9h 03m
1 stop
$536United Airlines
Tue, Jun 30 - Sat, Jul 4

United Airlines flights from Sioux City to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Sioux City to Phoenix Sky Harbor Intl Airport flight tickets
United Airlines
Jul 23
SUX8:10 amSioux City Sioux Gateway
9h 09m
1 stop
PHX3:19 pmPhoenix Sky Harbor Intl
Jul 30
PHX4:25 pmPhoenix Sky Harbor Intl
5h 16m
1 stop
SUX11:41 pmSioux City Sioux Gateway
$359
United Airlines
Jun 11
SUX6:30 pmSioux City Sioux Gateway
5h 29m
1 stop
PHX9:59 pmPhoenix Sky Harbor Intl
Jun 15
PHX4:21 pmPhoenix Sky Harbor Intl
5h 23m
1 stop
SUX11:44 pmSioux City Sioux Gateway
$382
United Airlines
Jun 30
SUX8:10 amSioux City Sioux Gateway
9h 04m
1 stop
PHX3:14 pmPhoenix Sky Harbor Intl
Jul 4
PHX6:50 amPhoenix Sky Harbor Intl
9h 03m
1 stop
SUX5:53 pmSioux City Sioux Gateway
$394

momondo Fare Finder

 
Customize your flight search to find flights from Sioux City to Phoenix Sky Harbor Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from Sioux City to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Thu 7/23

8:10 am-3:19 pm

1 stop9h 09m

Phoenix Sky Harbor Intl

Thu 7/30

4:25 pm-11:41 pm

1 stop5h 16m

$359
Quickest round-trip

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Thu 6/11

6:30 pm-9:59 pm

1 stop5h 29m

Phoenix Sky Harbor Intl

Mon 6/15

4:21 pm-11:44 pm

1 stop5h 23m

$382

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

8:10 am-3:14 pm

1 stop9h 04m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$394

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-4:35 pm

1 stop7h 03m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$449

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-11:30 pm

2 stops13h 58m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$459

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-11:30 pm

3 stops13h 58m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$464

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Thu 6/11

6:30 pm-9:59 pm

1 stop5h 29m

Phoenix Sky Harbor Intl

Mon 6/15

10:06 am-11:44 pm

2 stops11h 38m

$468

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-10:06 am

2 stops24h 34m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$497

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-9:39 pm

2 stops12h 07m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$515

Sioux CityPhoenix

SUX - PHX

SUXPHX

Sioux City Sioux Gateway

Tue 6/30

11:32 am-11:30 pm

3 stops13h 58m

Phoenix Sky Harbor Intl

Sat 7/4

6:50 am-5:53 pm

1 stop9h 03m

$536

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sioux City to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Sioux City Sioux Gateway to Phoenix Sky Harbor Intl?

United Airlines is the most popular carrier operating from Sioux City Sioux Gateway to Phoenix Sky Harbor Intl

What airlines fly to Phoenix Sky Harbor Intl Airport?

American Airlines, Southwest and Frontier are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Sioux City according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 7 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Sioux City to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux City to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux City to Phoenix Sky Harbor Intl Airport (SUX to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux City to Phoenix Sky Harbor Intl Airport

Fastest flight time

5h 29m

Direct flights

None
The fastest flight from Sioux City to Phoenix Sky Harbor Intl Airport takes 5h 29m
There are no direct flights from Sioux City to Phoenix Sky Harbor Intl Airport. There are no popular flight routes from Sioux City to Phoenix Sky Harbor Intl Airport.
Search flight deals

Frequently asked questions about flying from Sioux City to Phoenix Sky Harbor Intl Airport

  • How far is Sioux City Sioux Gateway to Phoenix Sky Harbor Intl by plane?

    The distance between Sioux City Sioux Gateway and Phoenix Sky Harbor Intl is about 1051.9 mi. By plane, this route typically takes 5h 29m.

  • When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Sioux City Sioux Gateway Airport to Phoenix Sky Harbor Intl Airport refresh daily.

  • How many operators does momondo search for flights from Sioux City Sioux Gateway Airport to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Sioux City Sioux Gateway Airport to Phoenix Sky Harbor Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux City Sioux Gateway Airport to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The necessary travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sioux City to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Sioux City to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Sioux City to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
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Globe

Why use momondo?

Why should I use momondo to find a flight deal from Sioux City to Phoenix?

It is quick and easy to find Sioux City to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Sioux City to Phoenix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phoenix from Sioux City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sioux City to Phoenix?

Once all potential Sioux City to Phoenix flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Sioux City to Phoenix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sioux City to Phoenix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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